{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "potential therapeutic event", "arguments": ["Treatment.Route", "Subject.Gender", "Treatment", "Effect", "Subject", "Subject.Population", "Treatment.Dosage", "Treatment.Disorder", "Treatment.Freq", "Subject.Disorder", "Treatment.Time_elapsed", "Combination.Drug", "Treatment.Duration", "Treatment.Drug"]}], "input": "In this healthy population, the relative risk of developing endometrial carcinoma in the tamoxifen arm was 2.54, although when stratified by age, in women over 50, the risk grew to 4.01."}
{"potential therapeutic event": []}